formant /förˈmənt/

1. A component of a speech sound determining its particular quality (acoustics)
2. Anything that determines, limits or defines

• oyster-fishery
• oystering
• oyster-knife
• oyster-knives
• oyster mushroom
• oyster mushrooms
• oyster-park
• oyster-parks
• oyster-patties
• oyster-patty
• oyster plant
• oyster plants
• oysters
• oyster-shell
• oyster-shells
• oyster-tongs
• oyster-wench
• oyster-wenches
• oyster-wife
• oyster-wives
• oyster-woman
• oyster-women
• oystrige
• oystriges
• oz